The ornamental design for a post-surgical drainage container support, as shown and described.
FIG. 1 is a perspective view of a post-surgical drainage container support, showing my new design in condition of use on a post-surgical patient with a right side mastectomy;
FIG. 2 is a perspective view of a post-surgical drainage container support, showing my new design in condition of use on a post-surgical patient with a left side mastectomy;
FIG. 3 is a top plan view thereof;
FIG. 4 is a front elevational view thereof;
FIG. 5 is a side elevational view thereof, the elevational view of the opposite side being the same;
FIG. 6 is a rear elevational view thereof;
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is an exploded perspective view thereof.
The broken line showing of a post-surgical patient, post-surgical drainage tubing, and hook and loop strips are for illustrative purposes only and form no part of the claimed design.